866994-20-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 866994-20-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,6,9,9 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 866994-20:
(8*8)+(7*6)+(6*6)+(5*9)+(4*9)+(3*4)+(2*2)+(1*0)=239
239 % 10 = 9
So 866994-20-9 is a valid CAS Registry Number.
866994-20-9Relevant articles and documents
Fluorination process
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Page/Page column 13, (2008/06/13)
Compounds of formula (II), (IIIa) or (IIIb) (variables are described in the specification) are prepared by fluorination of β,γ-unsaturated alkyl silanes. These compounds are useful as building blocks in the pharmaceutical industry.